868522612 has 12 divisors (see below), whose sum is σ = 1524222756. Its totient is φ = 433030400.

The previous prime is 868522601. The next prime is 868522651. The reversal of 868522612 is 216225868.

868522612 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 566249616 + 302272996 = 23796^2 + 17386^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 306139 + ... + 308962.

It is an arithmetic number, because the mean of its divisors is an integer number (127018563).

Almost surely, 2^868522612 is an apocalyptic number.

It is an amenable number.

868522612 is a deficient number, since it is larger than the sum of its proper divisors (655700144).

868522612 is a wasteful number, since it uses less digits than its factorization.

868522612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 615458 (or 615456 counting only the distinct ones).

The product of its digits is 92160, while the sum is 40.

The square root of 868522612 is about 29470.7076942513. The cubic root of 868522612 is about 954.0995915584.

The spelling of 868522612 in words is "eight hundred sixty-eight million, five hundred twenty-two thousand, six hundred twelve".